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-rw-r--r--drivers/char/hw_random/core.c2
-rw-r--r--drivers/char/hw_random/pasemi-rng.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 662d60e44e9..e5d583c84e4 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -37,6 +37,7 @@
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/sched.h>
+#include <linux/smp_lock.h>
#include <linux/init.h>
#include <linux/miscdevice.h>
#include <linux/delay.h>
@@ -86,6 +87,7 @@ static int rng_dev_open(struct inode *inode, struct file *filp)
return -EINVAL;
if (filp->f_mode & FMODE_WRITE)
return -EINVAL;
+ cycle_kernel_lock();
return 0;
}
diff --git a/drivers/char/hw_random/pasemi-rng.c b/drivers/char/hw_random/pasemi-rng.c
index 6d50e9bc700..7fa61dd1d9d 100644
--- a/drivers/char/hw_random/pasemi-rng.c
+++ b/drivers/char/hw_random/pasemi-rng.c
@@ -24,7 +24,7 @@
#include <linux/platform_device.h>
#include <linux/hw_random.h>
#include <linux/delay.h>
-#include <asm/of_platform.h>
+#include <linux/of_platform.h>
#include <asm/io.h>
#define SDCRNG_CTL_REG 0x00